This is a new old stock auto part. NOS gm in sealed package this is the front exahust manifold bolt that bolts into head thru exhaust manifold and has stud for power steering or alternator bracket to bolt to was used on many chevrolet mondels in the 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 era and small block and big block engines including chevelle nova camaro impala corvette and chevrolet truck models new gm part # 336793
listed as fitting
- 1965,1966,1967,1968,1969 1970 1971 1972 1973 1974 erachevrolet passenger car and corvette
